목차
Dockerfile 작성
Dockerfile
[root@lab-centos-on-docker-vm workspace]# cat Dockerfile FROM tomcat:9-jre8-alpine COPY index.html /usr/local/tomcat/webapps/ROOT CMD ["catalina.sh", "run"]
index.html
[root@lab-centos-on-docker-vm workspace]# cat index.html hello 2019-12-05
Build & Tag 생성
docker build -t sooabia/sanse-tomcat9:2 .
[root@lab-centos-on-docker-vm workspace]# docker build -t sooabia/sanse-tomcat9:2 . Sending build context to Docker daemon 3.072kB Step 1/3 : FROM tomcat:9-jre8-alpine ---> 387f9d021d3a Step 2/3 : COPY index.html /usr/local/tomcat/webapps/ROOT ---> efd6f75af6db Step 3/3 : CMD ["catalina.sh", "run"] ---> Running in f5add9960acd Removing intermediate container f5add9960acd ---> 4f2581f1877d Successfully built 4f2581f1877d Successfully tagged sanse-tomcat9:2
새로만든 Docker images 실행해보기
docker run -d -p 80:8080 sooabia/sanse-tomcat9:2
[root@lab-centos-on-docker-vm workspace]# docker run -d -p 80:8080 sooabia/sanse-tomcat9:2 9859a78bb9bebe5243b8639fb11a45d1e517376ca20293d1f35e7296d9dc9b2e
Docker Hub에 올리기
- Docker hub로그인
[root@lab-centos-on-docker-vm workspace]# docker login Login with your Docker ID to push and pull images from Docker Hub. If you don't have a Docker ID, head over to https://hub.docker.com to create one. Username: sooabia Password: WARNING! Your password will be stored unencrypted in /root/.docker/config.json. Configure a credential helper to remove this warning. See https://docs.docker.com/engine/reference/commandline/login/#credentials-store Login Succeeded
- Docker hub에 업로드
[root@lab-centos-on-docker-vm workspace]# docker push sooabia/sanse-tomcat9:2 The push refers to repository [docker.io/sooabia/sanse-tomcat9] 66e6933100ba: Pushed b7d850202de0: Mounted from library/tomcat d1d0b1719b96: Mounted from library/tomcat 48988bb7b861: Mounted from library/tomcat edd61588d126: Mounted from library/tomcat 2: digest: sha256:7c98ffb33f01e4a67d1df8eb9dfa10792b61949c5636069eb504a06b14af110c size: 1781
Windows환경에서 실행해 보기
- docker login
D:\workspace>docker login Authenticating with existing credentials... Login Succeeded
- docker pull sooabia/sanse-tomcat9:2
D:\workspace>docker pull sooabia/sanse-tomcat9:2 2: Pulling from sooabia/sanse-tomcat9 e7c96db7181b: Already exists f910a506b6cb: Already exists b6abafe80f63: Pull complete d8c966ddef98: Pull complete 15b754e99755: Pull complete 4227393eb352: Pull complete 8a7c757fa46b: Pull complete Digest: sha256:7c98ffb33f01e4a67d1df8eb9dfa10792b61949c5636069eb504a06b14af110c Status: Downloaded newer image for sooabia/sanse-tomcat9:2 docker.io/sooabia/sanse-tomcat9:2
- docker run -d -p 80:8080 sooabia/sanse-tomcat9:2
D:\workspace>docker run -d -p 80:8080 sooabia/sanse-tomcat9:2 419278f73d6f110321c57d63a65606d363c545ae909ed39d09ce1ed834af1509
- 실행결과 확인
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